Home / 7,075.44-10,613.13-1,881.32

Finding the Fourth Proportional to 7,075.44, 10,613.13 and 1,881.32

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Solution

The fourth proportional to 7,075.44, 10,613.13 and 1,881.32 is: 2,821.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.44 : 10,613.13 = 1,881.32 : x
  2. Step 2: Convert to fraction form
    7,075.44/10,613.13 = 1,881.32/x
  3. Step 3: Cross multiply
    7,075.44x = 10,613.13 × 1,881.32
  4. Step 4: Simplify right side
    7,075.44x = 19,966,640.67
  5. Step 5: Solve for x
    x = 19,966,640.67/7,075.44
  6. Step 6: Final answer
    x = 2,821.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.